... ...

1465 20 2007 . 17:28
: ... ...

6 , 4 /. 0,25. .

P.S. ... ....((


:

> 6 , 4 /. 0,25. .

> P.S. ... ....((

w=6,28*n=25,1
v=w*R=25,1*0,03=0,753
J=2*m*R^2/5=9*10^-5
E = m*v^2/2 + J*w^2/2 = 0,071 + 0,028 = 0,1 [].


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